$ git clone -n https://src.fedoraproject.org/rpms/micropipenv.git /var/lib/mock/f39-build-1577491-37966/root/chroot_tmpdir/scmroot/micropipenv
Cloning into '/var/lib/mock/f39-build-1577491-37966/root/chroot_tmpdir/scmroot/micropipenv'...
$ git fetch origin bd6ac078f565be7d7c2d3edbbb2f99e578010c88:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/micropipenv
 * [new ref]         bd6ac078f565be7d7c2d3edbbb2f99e578010c88 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd6ac07 Update to 1.5.1 (rhbz#2244702)