$ git clone -n https://src.fedoraproject.org/rpms/kamera.git /var/lib/mock/f39-build-1540471-36474/root/chroot_tmpdir/scmroot/kamera
Cloning into '/var/lib/mock/f39-build-1540471-36474/root/chroot_tmpdir/scmroot/kamera'...
$ git fetch origin 34e463392a431798790bb71631fdd1f5aa58c022:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kamera
 * [new ref]         34e463392a431798790bb71631fdd1f5aa58c022 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 34e4633 23.08.2