$ git clone -n https://src.fedoraproject.org/rpms/lcdtest.git /var/lib/mock/f42-build-3346773-45002/root/chroot_tmpdir/scmroot/lcdtest
Cloning into '/var/lib/mock/f42-build-3346773-45002/root/chroot_tmpdir/scmroot/lcdtest'...
$ git fetch origin b1727540821104d654af1c849f979f30a97b5203:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lcdtest
 * [new ref]         b1727540821104d654af1c849f979f30a97b5203 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b172754 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild