$ git clone -n https://src.fedoraproject.org/rpms/guava.git /var/lib/mock/f41-build-703935-12985/root/chroot_tmpdir/scmroot/guava
Cloning into '/var/lib/mock/f41-build-703935-12985/root/chroot_tmpdir/scmroot/guava'...
$ git fetch origin 6d05076691007ac7918aa88f84a846a846e80815:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/guava
 * [new ref]         6d05076691007ac7918aa88f84a846a846e80815 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6d05076 Rebuilt for java-21-openjdk as system jdk