$ git clone -n https://src.fedoraproject.org/rpms/kalzium.git /var/lib/mock/f42-build-863510-171710/root/chroot_tmpdir/scmroot/kalzium
Cloning into '/var/lib/mock/f42-build-863510-171710/root/chroot_tmpdir/scmroot/kalzium'...
$ git fetch origin 0915b7ee421c98c4bb60ff846129da2bf4030522:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kalzium
 * [new ref]         0915b7ee421c98c4bb60ff846129da2bf4030522 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0915b7e 24.12.0