$ git clone -n https://src.fedoraproject.org/rpms/mingw-curl.git /var/lib/mock/f40-build-2010641-45625/root/chroot_tmpdir/scmroot/mingw-curl
Cloning into '/var/lib/mock/f40-build-2010641-45625/root/chroot_tmpdir/scmroot/mingw-curl'...
$ git fetch origin b9073d191ece2e002e1d7665cf646f01cbb05055:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-curl
 * [new ref]         b9073d191ece2e002e1d7665cf646f01cbb05055 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b9073d1 Update to 8.5.0