$ git clone -n https://src.fedoraproject.org/rpms/grep.git /var/lib/mock/f41-build-825519-154516/root/chroot_tmpdir/scmroot/grep
Cloning into '/var/lib/mock/f41-build-825519-154516/root/chroot_tmpdir/scmroot/grep'...
$ git fetch origin cde76d400c57606aa4c7aaa93c8b12812206e64f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/grep
 * [new ref]         cde76d400c57606aa4c7aaa93c8b12812206e64f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cde76d4 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild