$ git clone -n http://git.inferitos.ru/rpms/mediastreamer2 /var/lib/mock/inferit-9_4-extras-build-52146-100071/root/chroot_tmpdir/scmroot/mediastreamer2
Cloning into '/var/lib/mock/inferit-9_4-extras-build-52146-100071/root/chroot_tmpdir/scmroot/mediastreamer2'...
$ git fetch origin changed/i9m/mediastreamer2-5.3.54-1.el9.inferit:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/mediastreamer2
 * [new tag]         changed/i9m/mediastreamer2-5.3.54-1.el9.inferit -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 84121f3 - Update to 5.3.54 - Clean up spec - Build with FFmpeg support