$ git clone -n https://src.fedoraproject.org/rpms/virt-who.git /var/lib/mock/f38-build-side-42-init-devel-593470-26152/root/chroot_tmpdir/scmroot/virt-who
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-593470-26152/root/chroot_tmpdir/scmroot/virt-who'...
$ git fetch origin 01a9dffaba186c26bf7f30e67031114f62bcee03:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/virt-who
 * [new ref]         01a9dffaba186c26bf7f30e67031114f62bcee03 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 01a9dff Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild