$ git clone -n https://src.fedoraproject.org/rpms/libksysguard.git /var/lib/mock/f39-build-1598466-38480/root/chroot_tmpdir/scmroot/libksysguard
Cloning into '/var/lib/mock/f39-build-1598466-38480/root/chroot_tmpdir/scmroot/libksysguard'...
$ git fetch origin 63eb74dd5c35cecc1367bc46cc0d85123213ad53:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libksysguard
 * [new ref]         63eb74dd5c35cecc1367bc46cc0d85123213ad53 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63eb74d 5.27.9