$ git clone -n https://src.fedoraproject.org/rpms/qbe.git /var/lib/mock/f39-build-1509606-35448/root/chroot_tmpdir/scmroot/qbe
Cloning into '/var/lib/mock/f39-build-1509606-35448/root/chroot_tmpdir/scmroot/qbe'...
$ git fetch origin 573698651cdff49280b3f541190e235170e0b3f3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qbe
 * [new ref]         573698651cdff49280b3f541190e235170e0b3f3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5736986 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild