$ git clone -n https://src.fedoraproject.org/rpms/shippy.git /var/lib/mock/f42-build-3490712-45854/root/chroot_tmpdir/scmroot/shippy
Cloning into '/var/lib/mock/f42-build-3490712-45854/root/chroot_tmpdir/scmroot/shippy'...
$ git fetch origin 8252dacbb4b4b49917740d13fbd2d4479d4ab48f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/shippy
 * [new ref]         8252dacbb4b4b49917740d13fbd2d4479d4ab48f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8252dac Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild