$ git clone -n https://src.fedoraproject.org/rpms/srt.git /var/lib/mock/f42-build-3490697-45854/root/chroot_tmpdir/scmroot/srt
Cloning into '/var/lib/mock/f42-build-3490697-45854/root/chroot_tmpdir/scmroot/srt'...
$ git fetch origin d28729f02fb0e44c9a19d5772a1eb69e4447d31d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/srt
 * [new ref]         d28729f02fb0e44c9a19d5772a1eb69e4447d31d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d28729f Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild