$ git clone -n https://src.fedoraproject.org/rpms/libosmium.git /var/lib/mock/f38-build-side-42-init-devel-636828-26383/root/chroot_tmpdir/scmroot/libosmium
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-636828-26383/root/chroot_tmpdir/scmroot/libosmium'...
$ git fetch origin 45299e633883e2b8744b6a8a65163668386b280e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libosmium
 * [new ref]         45299e633883e2b8744b6a8a65163668386b280e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 45299e6 Require catch2-devel instead of catch-devel