$ git clone -n https://src.fedoraproject.org/rpms/php-ramsey-uuid.git /var/lib/mock/f39-build-1963671-43279/root/chroot_tmpdir/scmroot/php-ramsey-uuid
Cloning into '/var/lib/mock/f39-build-1963671-43279/root/chroot_tmpdir/scmroot/php-ramsey-uuid'...
$ git fetch origin 12fa52c00bd710e007b514e0492f928c28b78d10:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-ramsey-uuid
 * [new ref]         12fa52c00bd710e007b514e0492f928c28b78d10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 12fa52c v4.7.5