$ git clone -n https://src.fedoraproject.org/rpms/cervisia.git /var/lib/mock/f40-build-2385577-60489/root/chroot_tmpdir/scmroot/cervisia
Cloning into '/var/lib/mock/f40-build-2385577-60489/root/chroot_tmpdir/scmroot/cervisia'...
$ git fetch origin d8c38f0daf1d57872fc96b531a1a12a7aba03fa1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cervisia
 * [new ref]         d8c38f0daf1d57872fc96b531a1a12a7aba03fa1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8c38f0 24.01.95