$ git clone -n https://src.fedoraproject.org/rpms/opensips.git /var/lib/mock/f38-build-side-42-init-devel-619523-26335/root/chroot_tmpdir/scmroot/opensips
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-619523-26335/root/chroot_tmpdir/scmroot/opensips'...
$ git fetch origin 5a059ceb901b156905bc8a927eccf19346a1a5f9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opensips
 * [new ref]         5a059ceb901b156905bc8a927eccf19346a1a5f9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a059ce Apply upstream patch to fix C99 compatibility issue