$ git clone -n https://src.fedoraproject.org/rpms/blosc2.git /var/lib/mock/f40-build-2685953-68041/root/chroot_tmpdir/scmroot/blosc2
Cloning into '/var/lib/mock/f40-build-2685953-68041/root/chroot_tmpdir/scmroot/blosc2'...
$ git fetch origin c2d97a0b3e5197ffba498e67417e272262e5e079:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/blosc2
 * [new ref]         c2d97a0b3e5197ffba498e67417e272262e5e079 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c2d97a0 [packit] 2.14.0 upstream release