$ git clone -n https://src.fedoraproject.org/rpms/xmedcon.git /var/lib/mock/f41-build-790260-13610/root/chroot_tmpdir/scmroot/xmedcon
Cloning into '/var/lib/mock/f41-build-790260-13610/root/chroot_tmpdir/scmroot/xmedcon'...
$ git fetch origin 30a6172c0267d13233e857fe3343f478dac2eba5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xmedcon
 * [new ref]         30a6172c0267d13233e857fe3343f478dac2eba5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30a6172 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild