$ git clone -n http://git.inferitos.ru/rpms/gcc-toolset-13-annobin /var/lib/mock/inferit-8_8-bootstrap-build-28927-49002/root/chroot_tmpdir/scmroot/gcc-toolset-13-annobin
Cloning into '/var/lib/mock/inferit-8_8-bootstrap-build-28927-49002/root/chroot_tmpdir/scmroot/gcc-toolset-13-annobin'...
$ git fetch origin changed/i8c/gcc-toolset-13-annobin-12.20-1.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/gcc-toolset-13-annobin
 * [new tag]         changed/i8c/gcc-toolset-13-annobin-12.20-1.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b046780 import gcc-toolset-13-annobin-12.20-1.el8