$ git clone -n http://git.inferitos.ru/rpms/gcc-toolset-13-gcc /var/lib/mock/inferit-9_4-updates-build-side-1212-55521-124823/root/chroot_tmpdir/scmroot/gcc-toolset-13-gcc
Cloning into '/var/lib/mock/inferit-9_4-updates-build-side-1212-55521-124823/root/chroot_tmpdir/scmroot/gcc-toolset-13-gcc'...
$ git fetch origin changed/i9c/gcc-toolset-13-gcc-13.3.1-2.1.el9_4:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/gcc-toolset-13-gcc
 * [new tag]         changed/i9c/gcc-toolset-13-gcc-13.3.1-2.1.el9_4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b948bce import gcc-toolset-13-gcc-13.3.1-2.1.el9_4