$ git clone -n https://src.fedoraproject.org/rpms/kdegraphics-mobipocket.git /var/lib/mock/f39-build-1628865-39490/root/chroot_tmpdir/scmroot/kdegraphics-mobipocket
Cloning into '/var/lib/mock/f39-build-1628865-39490/root/chroot_tmpdir/scmroot/kdegraphics-mobipocket'...
$ git fetch origin bdc9561afdbf61093d3ee1c879ffee4808e3378a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdegraphics-mobipocket
 * [new ref]         bdc9561afdbf61093d3ee1c879ffee4808e3378a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bdc9561 23.08.2